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// Compatibility symbols for previous versions, C++0x bits -*- C++ -*-
// Copyright (C) 2009, 2010 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
#define _GLIBCXX_COMPATIBILITY_CXX0X
#include <string>
#include <system_error>
#ifndef __GXX_EXPERIMENTAL_CXX0X__
# error "compatibility-c++0x.cc must be compiled with -std=gnu++0x"
#endif
namespace std _GLIBCXX_VISIBILITY(default)
{
// gcc-4.4.0
// <mutex> exported std::lock_error
#if defined(_GLIBCXX_HAS_GTHREADS) && defined(_GLIBCXX_USE_C99_STDINT_TR1)
class lock_error : public exception
{
public:
virtual const char*
_GLIBCXX_CONST what() const throw();
};
const char*
lock_error::what() const throw()
{ return "std::lock_error"; }
#endif
// We need these due to the symbols exported since GLIBCXX_3.4.10.
// See libstdc++/41662 for details.
#ifndef _GLIBCXX_LONG_DOUBLE_COMPAT_IMPL
template<>
size_t
hash<string>::operator()(string __s) const
{ return _Hash_impl::hash(__s.data(), __s.length()); }
template<>
size_t
hash<const string&>::operator()(const string& __s) const
{ return _Hash_impl::hash(__s.data(), __s.length()); }
#ifdef _GLIBCXX_USE_WCHAR_T
template<>
size_t
hash<wstring>::operator()(wstring __s) const
{ return _Hash_impl::hash(__s.data(), __s.length() * sizeof(wchar_t)); }
template<>
size_t
hash<const wstring&>::operator()(const wstring& __s) const
{ return _Hash_impl::hash(__s.data(), __s.length() * sizeof(wchar_t)); }
#endif
#endif
template<>
size_t
hash<error_code>::operator()(error_code __e) const
{
const size_t __tmp = std::_Hash_impl::hash(__e._M_value);
return std::_Hash_impl::__hash_combine(__e._M_cat, __tmp);
}
}
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